Planning application
50 Maresfield Gardens London NW3 5RX
Works: Extension Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.
As published by the council, reference 2023/3017/P
Application record
- Reference
- 2023/3017/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted As published: Granted Subject to a Section 106 Legal Agreement
- Decided
- 31 Jul 2025
- Postcode
- NW3 5RX
Site history
Applications at this address on the Camden register
This site has had 8 applications since 2011: 7 approved, 0 refused.
-
2026/1683/P Granted
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 6 (hard and soft landscaping) of approved application 2023/3017/P (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
-
2025/4976/T Granted
50 Maresfield Gardens London NW3 5RX
(TPO REF: C231 T2) FRONT GARDEN: 1 x London Plane (T1) - Reduce by 2m - 3m from all aspects.
-
2025/3501/P Granted
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 4 (qualified engineer) of approved application 2023/3017/P, granted on 31/07/2025 (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
-
2020/2361/T Granted
50 Maresfield Gardens London NW3 5RX
REAR GARDEN: 1 x G1 Holly (G1) - Reduce overhang by 2m back to boundary. 1 x London Plane (T1) - Reduce by 3m back to previous points of reduction.
-
2011/3695/T Granted
50 Maresfield Gardens London NW3 5RX
REAR GARDEN: 1 x Sycamore - Reduce close to previous reduction points. Remove deadwood and reshape.
-
2011/3694/T Granted
50 Maresfield Gardens London NW3 5RX
(TPO Ref: C231) FRONT GARDEN: 3 x London Plane - reduce close to previous reduction points. Remove deadwood and reshape.
-
2025/3466/P Awaiting decision
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 5 (tree protection details) of approved application 2023/3017/P (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
Timeline
Dates from the published record
-
31 Jul 2025
Decision issued: Granted Subject to a Section 106 Legal Agreement
-
22 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
3 later applications on the register refer to this one:
-
2026/1683/P Granted
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 6 (hard and soft landscaping) of approved application 2023/3017/P (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
-
2025/3501/P Granted
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 4 (qualified engineer) of approved application 2023/3017/P, granted on 31/07/2025 (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
-
2025/3466/P Awaiting decision
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 5 (tree protection details) of approved application 2023/3017/P (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
What this grant of permission means
Camden granted permission on 31 July 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 6 (hard and soft landscaping) of approved application 2023/3017/P (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
Granted Full applications Extension Windows or glazing 15 docsSmall domestic -
50 Maresfield Gardens London NW3 5RX
REAR GARDEN: 1 x G1 Holly (G1) - Reduce overhang by 2m back to boundary. 1 x London Plane (T1) - Reduce by 3m back to previous points of reduction.
Granted Trees -
50 Maresfield Gardens London NW3 5RX
Details submitted in relation to condition 4 (qualified engineer) of approved application 2023/3017/P, granted on 31/07/2025 (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
Granted Full applications Extension Windows or glazing 4 docsSmall domestic -
50 Maresfield Gardens London NW3 5RX
91% historically approved
Details submitted in relation to condition 5 (tree protection details) of approved application 2023/3017/P (for: Replacement side extension behind new brick wall, basement extension with lightwells to the rear, new fenestration and roof form, soft and hard landscaping, garden shed/bike store and plant enclosure to house Air Source Heat Pumps.)
Awaiting decision Full applications Extension Windows or glazing +1Small domestic -
50 Maresfield Gardens London NW3 5RX
REAR GARDEN: 1 x Sycamore - Reduce close to previous reduction points. Remove deadwood and reshape.
Granted Trees -
50 Maresfield Gardens London NW3 5RX
(TPO Ref: C231) FRONT GARDEN: 3 x London Plane - reduce close to previous reduction points. Remove deadwood and reshape.
Granted Trees
Other full applications
In Camden
-
2026/3898/P Awaiting decision
98 Marchmont Street London WC1N 1AG
Installation of a new kitchen extraction and ventilation system to the rear of the premises, including associated external ductwork, extraction plant and ancillary equipment.
-
2026/2709/P Awaiting decision
166A Camden Street London NW1 9PT
Change of use from Use Class E to C3 Residential, demolition of existing store and office space, and erection of a three-bedroom dwellinghouse.
-
2026/3994/P Awaiting decision
Euston Tower 286 Euston Road London NW1 3DP
Details to discharge Condition 23 (LUL Subculture) of planning reference 2023/5240/P dated 26/01/26 for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, caf?? and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.
-
2026/3993/P Awaiting decision
Euston Tower 286 Euston Road London NW1 3DP
Details to discharge Condition 22 (LUL Infrastructure) of planning reference 2023/5240/P dated 26/01/26 for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, caf?? and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.
-
2026/3861/P Awaiting decision
Beaumont Court 1-45 College Grove London NW1 0RW
Installation of condensors and minor alterations to elevations at lower floors.